Bob could have seen the famous pop star ______ yesterday morning. A．did he come B．if he came C．had h...
2022-12-25 08:09:40 150次 2012-2013学年安徽省无为县四高三考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Bob could have seen the famous pop star ______
yesterday morning.
A．did he come B．if he came C．had he come D．if he should
come
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